Tuwunel v1.9.0 adds the default `.im.nheko.msc3664.reply` push rule to every
account, but only evaluates its condition when this option is on. Without it,
replies do not affect notification counts or reach pushers.

Kept off, as upstream has it.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>